Lecture
Meeting/Workshop/Tutorials
Conference
2022-11-29 ~ 12-01 Botswana
2018-06-20 ~ 22 Botswana
2017-10-17 ~ 19 Botswana . South-East
2016-11-22 ~ 26 Botswana . Central
2016-09-02 ~ 04 Botswana . Central博茨瓦纳，哈博罗内
2016-09-02 ~ 04 Botswana . Central哈博罗内, 博茨瓦纳
2016-09-02 ~ 04 Botswana . Central博茨瓦纳,哈博罗内
2010-09-06 ~ 08 Botswana